fix: improve Render deployment config for reliability

apps/app/src/app/api/health/route.ts

@@ -0,0 +1,3 @@
+export function GET() {
+  return Response.json({ status: "ok" });
+}

apps/app/src/components/generative-ui/save-template-overlay.tsx

@@ -1,6 +1,6 @@
 "use client";
 
-import { useState, useCallback, useMemo, useRef, type ReactNode } from "react";
+import { useState, useCallback, useEffect, useMemo, type ReactNode } from "react";
 import { useAgent } from "@copilotkit/react-core/v2";
 import { SEED_TEMPLATES } from "@/components/template-library/seed-templates";
 
@@ -35,25 +35,29 @@ export function SaveTemplateOverlay({
   const [saveState, setSaveState] = useState<SaveState>("idle");
   const [templateName, setTemplateName] = useState("");
 
-  // Capture pending_template at mount time — it may be cleared by the agent later
+  // Capture pending_template once — it may be cleared by the agent later.
+  // Syncs external agent state into local state (legitimate effect-based setState).
   const pending = agent.state?.pending_template as { id: string; name: string } | null | undefined;
-  const sourceRef = useRef<{ id: string; name: string } | null>(null);
-  if (pending?.id && !sourceRef.current) {
-    sourceRef.current = pending;
-  }
+  const [capturedSource, setCapturedSource] = useState<{ id: string; name: string } | null>(null);
+  useEffect(() => {
+    if (pending?.id) {
+      // eslint-disable-next-line react-hooks/set-state-in-effect -- one-time capture of external agent state
+      setCapturedSource((prev) => prev ?? pending);
+    }
+  }, [pending]);
 
   // Check if this content matches an existing template:
   // 1. Exact HTML match (seed templates rendered as-is)
   // 2. Source template captured from pending_template (applied templates with modified data)
   const matchedTemplate = useMemo(() => {
     // First check source template from apply flow
-    if (sourceRef.current) {
+    if (capturedSource) {
       const allTemplates = [
         ...SEED_TEMPLATES,
         ...((agent.state?.templates as { id: string; name: string }[]) || []),
       ];
-      const source = allTemplates.find((t) => t.id === sourceRef.current!.id);
-      if (source) return source;
+      const found = allTemplates.find((t) => t.id === capturedSource.id);
+      if (found) return found;
     }
     // Then check exact HTML match
     if (!html) return null;
@@ -64,7 +68,7 @@ export function SaveTemplateOverlay({
       ...((agent.state?.templates as { id: string; name: string; html: string }[]) || []),
     ];
     return allTemplates.find((t) => t.html && normalise(t.html) === norm) ?? null;
-  }, [html, agent.state?.templates]);
+  }, [html, agent.state?.templates, capturedSource]);
 
   const handleSave = useCallback(() => {
     const name = templateName.trim() || title || "Untitled Template";

render.yaml

@@ -1,11 +1,16 @@
 services:
-  # ── Agent (LangGraph Python) — private, not exposed to internet ──
-  - type: pserv
+  # ── Agent (LangGraph Python) — Docker required for langgraph-api image ──
+  - type: web
     name: open-generative-ui-agent
     runtime: docker
     plan: starter
     dockerfilePath: docker/Dockerfile.agent
     healthCheckPath: /ok
+    scaling:
+      minInstances: 1
+      maxInstances: 3
+      targetMemoryPercent: 80
+      targetCPUPercent: 70
     envVars:
       - key: OPENAI_API_KEY
         sync: false
@@ -18,17 +23,28 @@ services:
         - apps/agent/**
         - docker/Dockerfile.agent
 
-  # ── Frontend (Next.js) — public web service ──
+  # ── Frontend (Next.js) — native Node runtime ──
   - type: web
     name: open-generative-ui-app
-    runtime: docker
+    runtime: node
     plan: starter
-    dockerfilePath: docker/Dockerfile.app
+    scaling:
+      minInstances: 1
+      maxInstances: 3
+      targetMemoryPercent: 80
+      targetCPUPercent: 70
+    buildCommand: corepack enable && pnpm install --no-frozen-lockfile && pnpm --filter @repo/app build
+    startCommand: pnpm --filter @repo/app start
+    healthCheckPath: /api/health
     envVars:
+      - key: NODE_VERSION
+        value: "22"
+      - key: SKIP_INSTALL_DEPS
+        value: "true"
       - key: LANGGRAPH_DEPLOYMENT_URL
         fromService:
           name: open-generative-ui-agent
-          type: pserv
+          type: web
           property: hostport
       - key: LANGSMITH_API_KEY
         sync: false
@@ -44,4 +60,3 @@ services:
         - package.json
         - pnpm-lock.yaml
         - turbo.json
-        - docker/Dockerfile.app